CA1082020A - Method and apparatus for degassing paper stock - Google Patents

Method and apparatus for degassing paper stock

Info

Publication number
CA1082020A
CA1082020A CA316,866A CA316866A CA1082020A CA 1082020 A CA1082020 A CA 1082020A CA 316866 A CA316866 A CA 316866A CA 1082020 A CA1082020 A CA 1082020A
Authority
CA
Canada
Prior art keywords
stock
chamber
tank
level
outlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA316,866A
Other languages
English (en)
French (fr)
Inventor
Rune H. Frykhult
Hans O. G. Forsblom
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Celleco AB
Original Assignee
Celleco AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Celleco AB filed Critical Celleco AB
Application granted granted Critical
Publication of CA1082020A publication Critical patent/CA1082020A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/26—De-aeration of paper stock

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Making Paper Articles (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Degasification And Air Bubble Elimination (AREA)
CA316,866A 1977-11-24 1978-11-24 Method and apparatus for degassing paper stock Expired CA1082020A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7713286-8 1977-11-24
SE7713286A SE409128B (sv) 1977-11-24 1977-11-24 Sett att avgasa pappersmeld och anordning for genomforande av settet

Publications (1)

Publication Number Publication Date
CA1082020A true CA1082020A (en) 1980-07-22

Family

ID=20332973

Family Applications (1)

Application Number Title Priority Date Filing Date
CA316,866A Expired CA1082020A (en) 1977-11-24 1978-11-24 Method and apparatus for degassing paper stock

Country Status (13)

Country Link
US (1) US4238208A (sv)
JP (1) JPS5473906A (sv)
BR (1) BR7807717A (sv)
CA (1) CA1082020A (sv)
DD (1) DD140061A5 (sv)
DE (1) DE2846708A1 (sv)
ES (1) ES475354A1 (sv)
FI (1) FI783182A (sv)
FR (1) FR2410083A1 (sv)
GB (1) GB2008644A (sv)
IT (1) IT1101426B (sv)
NO (1) NO783792L (sv)
SE (1) SE409128B (sv)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE423117B (sv) * 1980-08-25 1982-04-13 Asea Ab System for avgasning av meld
FI81397C (sv) * 1988-07-12 1990-10-10 Ahlstroem Oy Förfarande och anordning för avlägsnande av lätt material ur en fibers uspension
DE4106140C2 (de) * 1991-02-27 1994-11-24 Escher Wyss Gmbh Vorrichtung und deren Anwendung zur Entlüftung einer Papierstoffsuspension
FI100950B (sv) * 1995-10-24 1998-03-31 Andritz Ahlstrom Oy Gasseparationsbehållare och dess användning
US5868905A (en) * 1997-04-23 1999-02-09 Voith Sulzer Paper Technology North Amrica Inc. Paper-making machine including a deaerator for a fiber suspension
DE19845898A1 (de) * 1998-10-06 2000-04-27 Voith Sulzer Papiertech Patent Drallbrecher
FI110795B (sv) * 2000-09-14 2003-03-31 Metso Paper Inc Avluftningsarrangemang för matning av massa till inloppslådan av en pappersmaskin eller motsvarade
DE10120885A1 (de) * 2001-04-27 2001-11-29 Voith Paper Patent Gmbh Verfahren und Vorrichtung zum Entgasen von Faserstoffsuspension
GB2375072A (en) * 2001-05-05 2002-11-06 Psi Global Ltd Method and apparatus for making moulded filter elements
DE10123530A1 (de) * 2001-05-15 2002-11-21 Voith Paper Patent Gmbh Verfahren zur Bestimmung des Gasgehaltes eines Fluids
DE10131982A1 (de) * 2001-07-02 2003-01-16 Voith Paper Patent Gmbh Verfahren und Vorrichtung zum Entgasen von Suspension, insbesondere Faserstoffsuspension
ES2797899T3 (es) 2016-09-01 2020-12-04 Essity Hygiene & Health Ab Proceso y aparato para depositar por vía húmeda materiales no tejidos

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2045163A (en) * 1932-04-01 1936-06-23 Raffles Frank Apparatus for preparing molded deep forms or diaphragms
US2413102A (en) * 1941-11-25 1946-12-24 American Viscose Corp Degasifier
US2685937A (en) * 1949-08-15 1954-08-10 Rotareald Corp Deaerating a susp ension of cellulosic fibers
US2738026A (en) * 1953-11-02 1956-03-13 Nat Tank Co Low temperature separation process and unit
NL93151C (sv) * 1955-09-08
US3206917A (en) * 1961-10-04 1965-09-21 Clark & Vicario Corp Deaerated stock flow control
FR1343635A (fr) * 1962-10-04 1963-11-22 Clark & Vicario Corp Réglage de l'écoulement d'un produit purgé d'air
US3432036A (en) * 1964-12-09 1969-03-11 Clark & Vicario Corp Conditioning papermaking stock
US3421622A (en) * 1965-08-19 1969-01-14 Nichols Eng & Res Corp Cleaning and deaerating paper pulp suspensions
US3487611A (en) * 1968-01-29 1970-01-06 Martin Bekedam Spray-flow deaerator
JPS5138759A (ja) * 1974-09-28 1976-03-31 Eidai Co Ltd Bensonoseizohoho

Also Published As

Publication number Publication date
ES475354A1 (es) 1979-10-16
FR2410083A1 (fr) 1979-06-22
JPS5473906A (en) 1979-06-13
SE7713286L (sv) 1979-05-25
IT1101426B (it) 1985-09-28
NO783792L (no) 1979-05-28
GB2008644A (en) 1979-06-06
BR7807717A (pt) 1979-07-31
DE2846708A1 (de) 1979-06-28
SE409128B (sv) 1979-07-30
IT7830015A0 (it) 1978-11-21
FI783182A (fi) 1979-05-25
US4238208A (en) 1980-12-09
DD140061A5 (de) 1980-02-06

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Legal Events

Date Code Title Description
MKEX Expiry